Season 1 - Episode Guide

The electric catfish and electric ray use shocks to attack their victims, while elephants and kangaroos fight with their feet.

Secrets of the lethal weapons of the animal world.

An animal's ability to fight could be the difference between life and death.

Some animals take stealth to another level with disguises that let them blend into their surroundings.

Small, deadly creatures packed with lethal venom and poison prove that survival isn't just about size, teeth and brute force.

Creatures that incorporate spitting and stinging into their arsenal for survival.

A close look at the most pungent predators and prey.